Certain WithSecure products have a buffer over-read whereby processing certain fuzz file…
Priority LOW 34CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.
Summary
Certain WithSecure products have a buffer over-read whereby processing certain fuzz file types may cause a denial of service (DoS). This affects WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later, WithSecure Client Security for Mac 15, WithSecure Elements Endpoint Protection for Mac 17 and later, WithSecure Linux Security 64 12.0, WithSecure Linux Protection 12.0, and WithSecure Atlant (formerly F-Secure Atlant) 15 and later.
Why it matters now
EPSS 0.00701 53rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:withsecure:client_security:15:*:*:*:*:*:*:* | 15 | Vulnerable | WithSecure |
| cpe:2.3:a:withsecure:elements_endpoint_protection:*:*:*:*:*:*:*:* | 17 | Vulnerable | WithSecure |
| cpe:2.3:a:withsecure:email_and_server_security:15:*:*:*:*:*:*:* | 15 | Vulnerable | WithSecure |
| cpe:2.3:a:withsecure:server_security:15:*:*:*:*:*:*:* | 15 | Vulnerable | WithSecure |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:a:withsecure:linux_protection:12.0:*:*:*:*:*:*:* | 12.0 | Vulnerable | WithSecure |
| cpe:2.3:a:withsecure:linux_security_64:12.0:*:*:*:*:*:*:* | 12.0 | Vulnerable | WithSecure |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:a:withsecure:atlant:*:*:*:*:*:*:*:* | 15.0 | Vulnerable | WithSecure |
- cpe:2.3:a:withsecure:client_security:15:*:*:*:*:*:*:* Versions 15 Vulnerable ·WithSecure
- cpe:2.3:a:withsecure:elements_endpoint_protection:*:*:*:*:*:*:*:* Versions 17 Vulnerable ·WithSecure
- cpe:2.3:a:withsecure:email_and_server_security:15:*:*:*:*:*:*:* Versions 15 Vulnerable ·WithSecure
- cpe:2.3:a:withsecure:server_security:15:*:*:*:*:*:*:* Versions 15 Vulnerable ·WithSecure
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
- cpe:2.3:a:withsecure:linux_protection:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·WithSecure
- cpe:2.3:a:withsecure:linux_security_64:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·WithSecure
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:a:withsecure:atlant:*:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·WithSecure
Show 1 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:withsecure:atlant:1.0.35-1:*:*:*:*:*:*:* | 1.0.35-1 | Vulnerable | WithSecure |
- cpe:2.3:a:withsecure:atlant:1.0.35-1:*:*:*:*:*:*:* Versions 1.0.35-1 Vulnerable ·WithSecure
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-47264
- 2026-10-03 Alias added: GHSA-p3fw-7jpp-frg7
References
More WithSecure Atlant vulnerabilities
- TI-2023-22676 Certain WithSecure products allow a remote crash of a scanning engine via decompression… CVSS 3.1HIGH 7.5
- TI-2023-22675 Certain WithSecure products allow an infinite loop in a scanning engine via unspecified… CVSS 3.1HIGH 7.5
- TI-2023-22674 Certain WithSecure products allow an infinite loop in a scanning engine via unspecified… CVSS 3.1HIGH 7.5
- TI-2023-22673 Certain WithSecure products allow a remote crash of a scanning engine via unpacking of a… CVSS 3.1HIGH 7.5
- TI-2023-22672 Certain WithSecure products allow a remote crash of a scanning engine via processing of… CVSS 3.1HIGH 7.5
- TI-2023-22671 Certain WithSecure products allow a remote crash of a scanning engine via processing of a… CVSS 3.1HIGH 7.5
Sources
- CVE-2023-47264 · CVE Program
- CVE-2023-47264 · NVD
- FIRST EPSS
- GHSA-p3fw-7jpp-frg7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences